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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: B2PLYP=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at B2PLYP=FULL/6-311G*
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311G*
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULL/6-311G*
 hartrees
Energy at 0K-207.834413
Energy at 298.15K-207.837801
HF Energy-207.604449
Nuclear repulsion energy102.076293
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B2PLYP=FULL/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3817 3817 27.33 62.74 0.30 0.46
2 A 3153 3153 5.81 79.61 0.40 0.57
3 A 3058 3058 29.13 110.35 0.16 0.27
4 A 2290 2290 1.40 47.83 0.23 0.38
5 A 1521 1521 3.72 11.69 0.68 0.81
6 A 1444 1444 47.12 6.95 0.72 0.84
7 A 1400 1400 1.91 5.94 0.75 0.86
8 A 1249 1249 25.84 3.19 0.66 0.79
9 A 1091 1091 96.54 6.42 0.32 0.48
10 A 1005 1005 26.25 0.48 0.55 0.71
11 A 903 903 18.83 2.23 0.13 0.23
12 A 584 584 2.77 2.00 0.26 0.42
13 A 401 401 88.86 1.04 0.73 0.84
14 A 316 316 86.84 4.79 0.75 0.86
15 A 216 216 9.02 4.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11223.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11223.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311G*
ABC
1.12241 0.16084 0.14590

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.572 0.590 0.038
C2 0.825 0.118 -0.006
O3 -1.507 -0.455 -0.111
H4 -0.714 1.150 0.968
H5 -0.739 1.275 -0.792
H6 -1.412 -1.065 0.626
N7 1.914 -0.282 -0.014

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.47541.41031.09531.08901.94702.6351
C21.47542.40362.09432.09852.60801.1600
O31.41032.40362.09052.01140.96193.4269
H41.09532.09432.09051.76522.34733.1503
H51.08902.09852.01141.76522.81773.1732
H61.94702.60800.96192.34732.81773.4762
N72.63511.16003.42693.15033.17323.4762

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.026 C1 O3 H6 108.855
C2 C1 O3 112.784 C2 C1 H4 108.198
C2 C1 H5 108.905 O3 C1 H4 112.489
O3 C1 H5 106.472 H4 C1 H5 107.827
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability